The Birds of the Americas Family Richness Grids of the Gridded Species Distribution, Version 1 are the aggregations of the Presence Grids data at the family level. They are available in 30-arc second ...

The Original Grids of the Gridded Bird Species Distribution of the Americas are converted 1- kilometer grid cell data in the Geographic Coordinate System (GCS) that cover North America, South America ...

The Birds of the Americas Family Presence Grids of the Gridded Species Distribution, Version 1 is a reclassified version of the original grids of the bird species distribution maps of North America, ...